Backport: Update the documentation of ANDROID_RESOLV_NO_CACHE_STORE am: 9ebf233e8d am: 53a896dcf9 am: 9b889f1915 am: 9f096df729 am: 65bff7c2c0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/native/+/12097328

Change-Id: Ibe75e086f0c67b39d87b7bd0659a15c16cefe0e6